How big is Hurricane Irma? On Thursday, the storm was wider than Florida by almost double. Florida is 360 miles across at its widest point. The National Weather Service in Milwaukee created a graphic showing the radar for Irma over the eastern United States. The entirety of the storm covered most of the eastern U.S.Disclaimer: This is only meant to show size. This is not a forecast of where Irma is headed.Seeing Hurricane Irma cover nearly half the country shows just how large the storm has grown. Watch the video above to see how Irma compares to Hurricane Andrew.The storm was 600 miles wide earlier this week. To put that in perspective, that's the distance between Washington DC and Chicago.

How big is Hurricane Irma?

On Thursday, the storm was wider than Florida by almost double. Florida is 360 miles across at its widest point.